It is compatible with iPhone 12 with model number A2402 A2403 A2404 A2172. (In particular, note that it does NOT work with iPhone 12 Pro Max or iPhone 12 Mini. ). If your phone has a screen with the following conditions.

Compatible Brand: For Apple
Brand: Unbranded
Type: Assembly Kit, Display: LCD Screen, Display: Lens Screen, Display: OLED Screen, Display: Screen Digitiser, Display: Screen Digitizer, Flex Cable, Frame, Opening Tools, Screw(s), Tool Kit, Touchscreen
Unit Type: Unit
Compatible Model: For Apple iPhone 12, For Apple iPhone 12 Pro
Unit Quantity: 1
Colour: Black